..NSLS2: adding release script

Change-Id: Ideab54ea9a3b50c350ea9e73900787da26d53df1
Signed-off-by: Kunal Shroff <shroffk@bnl.gov>
Merge branch '3.2.x' of ssh://git@github.com/ControlSystemStudio/cs-studio.git into 3.2.x